Absolute Maximum Ratings (Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
M-Package Infared (15 sec.)
M-Package Vapor Phase (60 sec.)
Thermal Resistance
θJC (N-Package)
220˚C
215˚C
30˚C/W
79˚C/W
27˚C/W
114˚C/W
θJA (N-Package)
Supply Voltage
26V
θJC (M-Package)
±
Input Voltage
0.7V
θJA (M-Package)
Operating Temperature
Storage Temperature
Junction Temperature
Lead Temperature
0˚C to +70˚C
−65˚C to +150˚C
150˚C
Note 1: Absolute Maximum Ratings indicate limits beyond which damage to
the device may occur. Operating Ratings indicate conditions for which the de-
vice is functional, but do not guarantee specific performance limits.
N-Package Soldering (10 sec.)
260˚C
Electrical Characteristics
=
=
=
=
VS 20V, TA 25˚C, (Note 2) RL 8Ω, AV 50 (34 dB) unless otherwise specified
Parameter
Total Supply Current
Output Power
Conditions
Min
Typ
Max
Units
=
PO 0W
25
50
mA
=
THD 10%
=
=
LM1877
VS 20V, RL 8Ω
2.0
W/Ch
W/Ch
=
=
VS 12V, RL 8Ω
1.3
Total Harmonic Distortion
LM1877
=
=
1 kHz, VS 14V
f
=
PO 50 mW/Channel
0.075
0.045
0.055
VS −6
%
%
=
PO 500 mW/Channel
=
PO 1 W/Channel
%
=
Output Swing
RL 8Ω
Vp-p
= =
CF 50 µF, CIN 0.1 µF,
Channel Separation
=
f
1 kHz, Output Referred
=
=
VS 20V, VO 4 Vrms
−50
−50
−70
−60
dB
dB
=
=
VS 7V, VO 0.5 Vrms
= =
CF 50 µF, CIN 0.1 µF,
PSRR Power Supply
Rejection Ratio
=
f
120 Hz, Output Referred
=
=
VS 20V, VRIPPLE 1 Vrms
−65
−40
dB
dB
=
=
VS 7V, VRIPPLE 0.5 Vrms
Noise
Equivalent Input Noise
=
=
RS 0, CIN 0.1 µF,
2.5
µV
=
BW 20 Hz–20 kHz, Output Noise Wideband
=
=
RS 0, CN 0.1 µF, AV 200
0.80
70
15
50
4
mV
dB
=
=
=
Open Loop Gain
Input Offset Voltage
Input Bias Current
Input Impedance
DC Output Level
Slew Rate
RS 0, f 100 kHz, RL 8Ω
mV
nA
Open Loop
MΩ
V
=
VS 20V
9
10
2.0
65
1.0
11
V/µs
kHz
A
Power Bandwidth
Current Limit
Note 2: For operation at ambient temperature greater than 25˚C, the LM1877 must be derated based on a maximum 150˚C junction temperature.
3
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